(1919) Jallianwala Bagh massacre took place in Amritsar at meeting. Brigadier-General Dyer ordered riflemen to shoot at group, more than 1,000 killed

(1920 - 1922) Non-Cooperation Movement was led by Mahatma Gandhi to resist British occupation through non-violent means. Protesters refused to buy British goods, used local handicrafts, picketed liquor stores

(1922) Police station in Chauri Chaura was set on fire by angry citizens, 23 policemen killed

(1928) Sir John Simon sent seven British Parliament members to study constitutional reform, citizens were outraged